High Alumina Crucibles Round
1.Good rapid thermal shock resistance
2.Not easy to burst
3.Slip casting with high density
High-Purity Alumina Crucibles 99% and 99.7% Arc and Straight!
High-purity Alumina crucible, 99% corundum ceramic crucible specifications: 5ml 10ml 15ml 20ml 25ml 30ml 50ml 100ml 150ml 200ml-2500ml.
Suitable for sample analysis and melt of laboratory metal, non-metallic materials.
Specifications:
Name | Square alumina crucible | |
Al2O3 | ≥99 | |
R2O | ≤0.2 | |
Chemical ingredient | Fe2O3 | ≤0.1 |
SiO2 | ≤0.2 | |
Volume density (g/cm2) | ≥3.80 | |
Apparent porosity (%) | ≤1 | |
Bending strength (Mpa) | ≥350 | |
Compression strength (Mpa) | ≥12000 | |
Dielectric constant ∑(1MHz) | 2 | |
Max. service temperature (°C) | 1800 | |
Best roast container for making powder TV, rare earth materials, precious metals, and roasting high, medium and low ceramic capacitors, NTC, PTC piezoelectric ceramic and lithium cobalt oxide, lithium manganese oxide powder!
